Brennan: I have the sense that everything's changing.Booth: Not everything. Look, we're still partners, and Taffet, she's put away. You feel good about that, right?Brennan: You almost died, Booth. That could happen again. What if next time I can't get to you?Booth: That's not going to happen again.Brennan: I envy your ability to substitute optimism for reality.